Home / 7,101.90-10,652.85-3,602.70

Finding the Fourth Proportional to 7,101.90, 10,652.85 and 3,602.70

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Solution

The fourth proportional to 7,101.90, 10,652.85 and 3,602.70 is: 5,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101.90 : 10,652.85 = 3,602.70 : x
  2. Step 2: Convert to fraction form
    7,101.90/10,652.85 = 3,602.70/x
  3. Step 3: Cross multiply
    7,101.90x = 10,652.85 × 3,602.70
  4. Step 4: Simplify right side
    7,101.90x = 38,379,022.70
  5. Step 5: Solve for x
    x = 38,379,022.70/7,101.90
  6. Step 6: Final answer
    x = 5,404.05

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.